示例#1
0
//-----------------------------------------------------------------------------
//  CalcBBox
//-----------------------------------------------------------------------------
NxBox   CPhysicModelSimple::CalcBBox (void) const
{
    NxBounds3   bounds;
    for (int i = 0; i < (int)m_ActorDesc.shapes.size(); i++)
    {
        NxShapeDesc* pShapeDesc = m_ActorDesc.shapes[i];
        switch (pShapeDesc->getType())
        {
            case NX_SHAPE_BOX:
			{
				NxBoxShapeDesc* pBoxShape = (NxBoxShapeDesc*) pShapeDesc;
				NxBox shapeBBox (pBoxShape->localPose.t, pBoxShape->dimensions, pBoxShape->localPose.M);
				NxBounds3 shapeBounds;
				shapeBounds.boundsOfOBB( shapeBBox.rot, shapeBBox.center, shapeBBox.extents );
				bounds.combine (shapeBounds);
			}
            break;
            case NX_SHAPE_SPHERE:
			{
				NxSphereShapeDesc* pSphereShape = (NxSphereShapeDesc*) pShapeDesc;
				NxBox shapeBBox (pSphereShape->localPose.t, NxVec3(pSphereShape->radius), pSphereShape->localPose.M);
				NxBounds3 shapeBounds;
				shapeBounds.boundsOfOBB( shapeBBox.rot, shapeBBox.center, shapeBBox.extents );
				bounds.combine (shapeBounds);
			}
            break;
            default:
                // Caso no soportado
                assert(0);
            break;
        }
    }

    NxBox   result;
    bounds.getCenter (result.center);
    bounds.getExtents (result.extents);
    return result;
}
//-----------------------------------------------------------------------------
//  GetWorldBounds
//-----------------------------------------------------------------------------
NxBounds3   CPhysicObj::GetWorldBounds (void) const
{
    assert( m_bActivated );

    int         nNumParts = GetNumParts();
    // NOTA: Siempre tendremos que tener al menos 1 parte. 
    NxBounds3   result = GetWorldBounds (0);
    // El resto de bounds los combinamos con el resultado
    for (int i = 1; i < nNumParts; i++)
    {
        result.combine (GetWorldBounds(i));
    }

    return result;
}
示例#3
0
Box3F PxBody::getWorldBounds()
{
   AssertFatal( mActor, "PxBody::getTransform - The actor is null!" );
   
   NxBounds3 bounds;
   bounds.setEmpty();   
   NxBounds3 shapeBounds;

   NxShape *const* pShapeArray = mActor->getShapes();
   U32 shapeCount = mActor->getNbShapes();

   for ( U32 i = 0; i < shapeCount; i++ )
   {
      // Get the shape's bounds.
      pShapeArray[i]->getWorldBounds( shapeBounds );

      // Combine them into the total bounds.
      bounds.combine( shapeBounds );   
   }

   return pxCast<Box3F>( bounds );
}
//-----------------------------------------------------------------------------
//  GetWorldBounds
//-----------------------------------------------------------------------------
NxBounds3   CPhysicObj::GetWorldBounds (int nPartIdx) const
{
    assert( m_bActivated && (nPartIdx < GetNumParts()) );

    const NxActor*  pActor = GetActor(nPartIdx);
    // Combinamos los bounds de todas las shapes
    NxBounds3   result;
    NxBounds3   shapeBounds;

    uint        nNumShapes = pActor->getNbShapes();
    assert( nNumShapes > 0 );

    NxShape* const* pShapes = pActor->getShapes(); 
    pShapes[0]->getWorldBounds(result);
    for (uint i = 1; i < nNumShapes; i++)
    {
        pShapes[0]->getWorldBounds (shapeBounds);
        result.combine (shapeBounds);
    }

    return result;
}